#include <iostream>

using namespace std;

int main()
{
int a;
int b;
int c;
cout<<"Vvedite pervoe chislo ";
cin>>a;
cout<<"Vvedite vtoroe chislo ";
cin>>b;
cout<<"Vvedite tretie chislo ";
cin>>c;

if (b==c)
cout<<"Poriadkovii nomer raven 1";
else if (a==c)
cout<<"Poriadkovii nomer raven 2";
else if(a==b)
cout<<"Poriadkovii nomer raven 3";
return 0;
}
